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The Honeywell EARD8TZ/U is a fresh air damper designed for HVAC systems. This product features an eight-inch diameter, round, single-blade construction that is power open and spring closed. It is suitable for use in fresh air intake systems and assures minimal leakage.
- Galvanized steel blade offers durability.
- Quiet operation to maintain comfort.
- Easy connection to various duct types.
Product Highlights
The EARD8TZ/U is engineered for effective ventilation. It provides efficient air flow with a robust motor rated at twenty-four volts AC. The damper can be converted from power open to spring return for flexible operation.
Product Information
Standard Information
- Brand:Â Honeywell
- Manufacturer Part Number:Â EARD8TZ/U
Features:
- Manual reset
- UL recognized
- CSA approved
- Uses 36T electrical ratings
Compatibility & Applications:
- Listed for Carrier HVAC equipment (model-specific compatibility is not provided in the listing details)
- Must only be used where the manufacturer specifies this exact part number: LH680534 (confirm by the unit's model/serial and the applicable service/parts documentation)
User Reviews & Q&A Summary:
- Reviews commonly describe:
- - Perfect/OEM fit and being the correct replacement part
- - Easy installation for those performing the repair
- - Keeping a spare flame sensor (and often an ignitor) on hand for quicker winter repairs (review-reported)
- - Positive feedback on shipping speed, packaging, and overall purchase experience
Maintenance & Troubleshooting:
- The provided sources do not include formal diagnostic procedures for this flame sensor
- Reviews reflect replacement as a practical service repair (OEM part swap), with users reporting successful replacement experiences and restored confidence in having the correct part on hand
Certifications & Compliance:
- Meets ARI 780/790 Standard
User Reviews & Q&A Summary:
- Common theme is "correct part" for the intended replacement, with users reporting it worked as expected after installation
- Review feedback frequently mentions straightforward installation for a direct replacement
- Value and fulfillment are recurring positives (good deal/price and fast shipping)
Product Highlights
4' Length
Specs
| Length (Feet): | 4' |
|---|---|
| Conduit Diameter: | 3/4" |
| Wire Size: | #8 THHN |
| Connectors: | Non-Metallic |
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Motors & Blowers
Thermostats
Breakers
Pilot & Ignitors

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